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Summary of Contents for LXNAV V3
- Page 1 Digital variometer with speed to fly function Version 1.0 LXNAV d.o.o. • Kidričeva 24a, 3000 Celje, Slovenia • tel +386 592 33 400 fax +386 599 33 522 info@lxnav.com • www.lxnav.com...
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Page 3: Table Of Contents
V3 Version 1.0 November 2012 Important Notices Limited Warranty Packing Lists Basics LXNAV V3 at a Glance 3.1.1 LXNAV V3 Features 3.1.2 Interfaces 3.1.3 Options 3.1.3.1 External Options 3.1.4 Technical Data System Description 4.1.1 Push Button 4.1.1.1 Power Button Rotary Switch... - Page 4 November 2012 Installing the LXNAV V3 Connecting LXNAV V3 Cutout of V3 Ports and Wiring 8.4.1 LXNAV V3 ports 8.4.2 Main port 8.4.2.1 8.4.3 External Audio port Firmware Update Updating LXNAV V3 firmware using PC Revision History Page 4 of 29...
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Page 5: Important Notices
November 2012 Important Notices The LXNAV V3 system is designed for VFR use only as an aid to prudent navigation. All information is presented for reference only. Information in this document is subject to change without notice. LXNAV reserves the right to change or improve their products and to make changes in the content of this material without obligation to notify any person or organisation of such changes or improvements. -
Page 6: Packing Lists
V3 Version 1.0 November 2012 Packing Lists • LXNAV V3 (in Metric or Imperial units as specified) • Main power cable for V3 • Manual (on USB stick) Page 6 of 29... -
Page 7: Basics
Basics 3.1 LXNAV V3 at a Glance LXNAV V3 is standalone digital vario meter with speed to fly function. The unit has standard dimensions to fit into a glider panel - 57 mm diameter (2¼"). The unit has integrated high precision digital pressure sensor, which are sampled more than 100 times per second. -
Page 8: Options
Consumption of LXNAV V3 at 12 V: o 95 mA - minimum brightness without audio. o 135 mA - maximum brightness without audio. • 57 mm (2¼") standard aircraft cut-out for the LXNAV V3 vario unit; length 50 mm (not including connector). • Weight 156 g •... -
Page 9: System Description
4.1.1 Push Button The Rotary switch also has a push button function. LXNAV V3 can detect short or long press of push button, in most cases short press confirms action, long press cancels action or exits from the menu Short press means just a click, long press means pushing button for more than one second. -
Page 10: Switching On The Unit
November 2012 4.3 Switching on the Unit A short press of the button with turn on the V3. The first LXNAV welcome screen will appear with some system information (Device name, Version, Serial number...) When the boot procedure is completed, setup elevation dialogue is shown. -
Page 11: Spin" Control
V3 Version 1.0 November 2012 Push button will move cursor right. Holding push button and rotationg knob, will move cursor left or right. At last character position, push button will confirm edited value, long press will cancel editing and exit that control. -
Page 12: Switching Off
November 2012 4.5 Switching off By pressing the push button for app. 5 seconds, LXNAV V3 will turn off. All settings are saved in the power off procedure. We strongly recommend switching off the unit using push button and not use a separate master switch.. -
Page 13: Operating Modes
V3 Version 1.0 November 2012 Operating Modes LXNAV V3 has three operating modes. A pilot has access to all of them using rotary knob and push button. The diagram below shows the mode structure of the LXNAV V3. • Main screen, all navigation and flight parameters defined by pilot •... -
Page 14: Quick Access Menu
MacCready, Bugs and Ballast setting. 5.3 Settings Mode In the setup menu users can configure the LXNAV V3. Turn the knob to select the appropriate setup item. Press the PUSH button to enter a menu. A dialogue or sub-menu will open. -
Page 15: Qnh
V3 Version 1.0 November 2012 5.3.2 Turn the knob to select the required entry field. Press the PUSH button and start editing the value. 5.3.2.1 QNH This feature may be used to offset the altitude datum as the result of pressure changes during the flight. -
Page 16: Sounds
V3 Version 1.0 November 2012 5.3.4 Sounds In the Sounds setup menu audio settings for the LXNAV V3 and alarms settings can be modified. 5.3.4.1 Vario Audio mode Vario audio mode has the following options: • Linear positive: sound is interrupted with silence every few milliseconds when the needle is positive;... -
Page 17: Units
V3 Version 1.0 November 2012 5.3.5 Units Use this menu to specify units, UTC time offset and type of ballast input. • Load, which is entered in kg/m or lb/ft • Weight of water ballast, which is entered in kg or lb . If this option is used the weights of the glider and pilot must be entered. -
Page 18: Display
V3 Version 1.0 November 2012 5.3.6 Display The display menu controls screen brightness. • Use Brightness control to adjust intensity of the LCD backlight. • Upper, Middle and Lower Numeric Display: The parameter displayed can be configured. Following parameters can be displayed: average vertical speed, flight time, Altitude, Altitude in ft, Flight level, Battery voltage, absolute pressure. -
Page 19: Password
(e.g.: 100 km/h, 130 km/h, and 150 km/h). The program will calculate the values of a, b and c, which should be noted and entered into the LXNAV V3. Stall speed is used to generate stall warnings which are available only with integrated Voice module (Not integrated in LXNAV V3). -
Page 20: About
V3 Version 1.0 November 2012 5.3.9 About In about page is information about firmware versions, hardware versions and serial numbers. Page 20 of 29... -
Page 21: Variometer And Altimeter
LXNAV V3 Compensation with TE probe 6.1 Altimeter The altimeter of the LXNAV V3 is temperature compensated from -20ºC up to + 60ºC. The altimeter is calibrated up to 20000 m. 6.2 Speed to fly Speed to fly is based on the MacCready theory is a very useful tool to optimise cross-country speed. -
Page 22: Flying With The Lxnav V3
November 2012 Flying with the LXNAV V3 To get the best out of the LXNAV V3 it is important that some preparation is done prior to take-off. Trying to configure the instrument or set a task while flying is very hazardous especially in a competition. - Page 23 V3 Version 1.0 November 2012 Use the rotary knob to modify the MacCready setting. Page 23 of 29...
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Page 24: Installation
8.2 Connecting LXNAV V3 LXNAV V3 is connected to 12V DC power supply. Red wire goes to + positive and blue wire goes to – ground. Instrument has no internal fuse. 3A external fuse is required! Power supply cables should use a minimum of 0.5 mm²... -
Page 25: Cutout Of V3
V3 Version 1.0 November 2012 8.3 Cutout of V3 8.4 Ports and Wiring 8.4.1 LXNAV V3 ports Ext. speaker Main power port TE probe or Static Internal speaker Page 25 of 29... -
Page 26: Main Port
V3 Version 1.0 November 2012 8.4.2 Main port On main port is connected V3 wiring. 8.4.2.1 1 2 3 4 5 6 Pin numbers Pin number Description 12V power supply N.C. (input) Receive to LXNAV V3 RS232 (output) Transmit from LXNAV V3 RS232 Ground In the moment, serial interface is used only for firmware update. -
Page 27: Firmware Update
You can also subscribe to a newsletter to receive news about the LXNAV V3 automatically. 9.1 Updating LXNAV V3 firmware using PC For update we need V3 cable with serial RS232 interface and free serial port on your PC. If your PC has no serial ports, you can use USB to SERIAL converter. - Page 28 V3 Version 1.0 November 2012 successfull firmware update LXNAV V3 will start again. Update cable is not included with V3. Page 28 of 29...
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Page 29: Revision History
V3 Version 1.0 November 2012 10 Revision History November 2012 Initial release of owner manual November 2012 Corrected Ch.5.3.3.4, removed Ch.5.3.5 Page 29 of 29...
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